The boy's father showed up minutes after firefighters arrived on scene after getting the call shortly after 8 a.m., Hayman said.

An investigation is underway.

"No adults were home, just the 2-year-old," Hayman said.

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The fire started in a second-floor kitchen after food was left cooking on a stove, Hayman said. The fire was confined to the kitchen. There was smoke and heat damage throughout the second floor of the up-and-down duplex.

Hayman said the house isn't livable at this time.

One firefighter was injured as he rescued the toddler from a second-story window of the duplex. Hayman said the toddler was in the living room next to the kitchen.

The firefighter was treated and released from a nearby hospital. Hayman said he was sent home for the day.